Economic Atlas
Companies/Marsh & McLennan Companies, Inc.
Company profile

Marsh & McLennan Companies, Inc.

NYSE: MRSH · Financial Services · Insurance - Brokers
PublicHQ New York City, NY · New YorkCIK 0000062709Reports USD
#20 of 1,012 Financial Services companies by revenue57th-percentile growth
EA Score
76B+
Revenue TTM
$27.5B
Rev growth YoY (TTM)
+9.9%
Net income (FY)
$4.2B
Employees
95,000
as of 2026-08-04
Market cap
$92.0B
as of 2026-08-04

Financials — latest annual

SEC EDGAR · USD-normalized
ConceptUSDNativeFY
Revenue$27.0B$27.0B2025
Net income$4.2B$4.2B2025
Operating income$6.2B$6.2B2025
Total assets$58.7B$58.7B2025
Equity$15.3B$15.3B2025

Revenue trend

FY2020 – FY2025 · USD
FY20
FY20
FY20
FY21
FY24
FY24
FY24
FY25

Revenue by segment

Filed disclosures · FY2025
By product
Marsh Insurance Group72%
Mercer Consulting Group14%
Oliver Wyman Group Consulting Group8%
Guy Carpenter Reinsurance Group6%
By geography
UNITED STATES49%
Other Geographic Areas37%
UNITED KINGDOM14%
The read

What is Marsh & McLennan Companies, Inc.’s revenue?

Marsh & McLennan Companies, Inc. booked $27.0B in FY2025 revenue, growing 10% year over year — about the middle of the pack among Financial Services companies we track, at a 15.4% net margin.

Peers · Financial Services
Apollo Global Management, Inc.48DPower Financial Corporation——U.S. Bancorp66BPower Corporation of Canada48DAmerican International Group, Inc.72BAthene Holding Ltd. 7.250% Fixe56C
Neighbors
New York →
JPMorgan Chase & Co.$182.4B72BMorgan Stanley$34.3B61CThe Goldman Sachs Group, Inc.——Philip Morris International Inc.$40.6B86AAmerican Express Company$41.3B78B+Citigroup Inc.$85.2B55C
Key facts
CEOJohn Quinlan Doyle
SectorFinancial Services
IndustryInsurance - Brokers
HeadquartersNew York City, NY
ExchangeNYSE: MRSH
Employees95,000
IPO date1987-12-30
Financials: SEC EDGAR (XBRL), USD-normalized per IAS 21 · TTM/quarterly + segments: FMP from filed disclosures · Filings: EDGAR submissions. County headcount and EA Score are in progress — see docs/DATA_GAPS.md.